Getting errors if starting two standalone EAP6 servers on the same machine using the '-b' option

Issue

If two servers in standalone configuration are started on the same system with different binding addresses using the *standalone.sh -b [IP] command there are still bind errors.

    ERROR [org.jboss.msc.service.fail] (MSC service thread 1-5) MSC000001: Failed to start service jboss.serverManagement.controller.management.http: org.jboss.msc.service.StartException in service jboss.serverManagement.controller.management.http: Address already in use /127.0.0.1:9990
    ERROR [org.jboss.msc.service.fail] (MSC service thread 1-7) MSC000001: Failed to start service jboss.remoting.server.management: org.jboss.msc.service.StartException in service jboss.remoting.server.management: JBAS017112: Address already in use 127.0.0.1:9999